About Charles Firth (historian)
Sir Charles Harding Firth was a British historian. He was one of the founders of the Historical Association in 1906. Esmond de Beer wrote that Firth "knew the men and women of the seventeenth century much as a man knows his friends and acquaintances, not only as characters but also in the whole moral and intellectual world in which they lived." Sir Charles Harding Firth (16 March 1857 – 19 February 1936) was a British historian.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.